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<table width="100%" summary="page for CO2SouthPole"><tr><td>CO2SouthPole</td><td style="text-align: right;">R Documentation</td></tr></table>

<h2>CO2 Readings at the South Pole</h2>

<h3>Description</h3>

<p>Monthly carbon dioxide readings at the South Pole
</p>


<h3>Format</h3>

<p>A data frame with 348 observations on the following 4 variables.
</p>

<dl>
<dt><code>Year</code></dt><dd><p>Year (1988 - 2016)</p>
</dd>
<dt><code>Month</code></dt><dd><p>Month (1=Jan. to 12=Dec.)</p>
</dd>
<dt><code>CO2</code></dt><dd><p>Atmospheric carbon dioxide level (ppm)</p>
</dd>
<dt><code>t</code></dt><dd><p>Time interval (t=1 to 348)</p>
</dd>
</dl>



<h3>Details</h3>

<p>Monthly average carbon dioxide readings (1988 - 2016) at the South Pole.  Data collected and disseminated by ERSL (Earth System Research Laboratory) of the U.S. NOAA (National Oceanic and Atmospheric Administration.
</p>


<h3>Source</h3>

<p>Data downloaded for SPO (South Pole) from the ESRL/GMD data page at https://www.esrl.noaa.gov/gmd/dv/data/
</p>


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